diff --git a/go.mod b/go.mod
index 1ce0b8b6..3c5349ee 100644
--- a/go.mod
+++ b/go.mod
@@ -25,7 +25,7 @@ require (
 	github.com/stretchr/testify v1.11.1
 	github.com/tidwall/gjson v1.18.0
 	github.com/vishvananda/netlink v1.3.1
-	github.com/xtaci/kcp-go/v5 v5.6.61
+	github.com/xtaci/kcp-go/v5 v5.6.70
 	go.etcd.io/bbolt v1.4.3
 	golang.org/x/crypto v0.47.0
 	golang.org/x/net v0.49.0
diff --git a/go.sum b/go.sum
index c84d2bf3..c4cc29bf 100644
--- a/go.sum
+++ b/go.sum
@@ -178,8 +178,8 @@ github.com/vishvananda/netns v0.0.5/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZla
 github.com/wlynxg/anet v0.0.3/go.mod h1:eay5PRQr7fIVAMbTbchTnO9gG65Hg/uYGdc7mguHxoA=
 github.com/wlynxg/anet v0.0.5 h1:J3VJGi1gvo0JwZ/P1/Yc/8p63SoW98B5dHkYDmpgvvU=
 github.com/wlynxg/anet v0.0.5/go.mod h1:eay5PRQr7fIVAMbTbchTnO9gG65Hg/uYGdc7mguHxoA=
-github.com/xtaci/kcp-go/v5 v5.6.61 h1:ajm12pGuWO+GWQNusPyPESC7Rq0yTC2rEXVYkM8ExOg=
-github.com/xtaci/kcp-go/v5 v5.6.61/go.mod h1:9O3D8WR+cyyUjGiTILYfg17vn72otWuXK2AFfqIe6CM=
+github.com/xtaci/kcp-go/v5 v5.6.70 h1:AYX0QZl6PqmNj2IdYGZGuBfZuDUkUfl+eHYNijCqaO0=
+github.com/xtaci/kcp-go/v5 v5.6.70/go.mod h1:9O3D8WR+cyyUjGiTILYfg17vn72otWuXK2AFfqIe6CM=
 github.com/xtaci/lossyconn v0.0.0-20200209145036-adba10fffc37 h1:EWU6Pktpas0n8lLQwDsRyZfmkPeRbdgPtW609es+/9E=
 github.com/xtaci/lossyconn v0.0.0-20200209145036-adba10fffc37/go.mod h1:HpMP7DB2CyokmAh4lp0EQnnWhmycP/TvwBGzvuie+H0=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=